A gift from my Calculus teacher upon graduation.

Yes manual included. Sadly the 0 (zero) button no longer works, due to battery corrosion… ☹️

  • over_clox@lemmy.worldOP
    1·
    6 months ago

    Already said that in my original post, but thank you Mr Quicksand!

    I might manage to fully fix it one day, I think it’s a corroded via.